class_docstr: Widget containing an axis
  
  Parameters
  ----------
  orientation : str
      Orientation of the axis, 'left' or 'bottom'.
  **kwargs : dict
      Keyword arguments to pass to AxisVisual.
code: def _update_axis(self):
      self.axis.pos = self._axis_ends()
  
file_path: vispy/vispy/scene/widgets/axis.py
imports: import numpy
  from .widget import Widget
  from ...visuals import AxisVisual
label_desc: Use image node_id 3 for calling the AxisWidget obj's underlying member method code with example usage: obj._update_axis() without return types